Reposted by SETI InstituteSan Jose Astronomical Association @sjastronomy.bsky.social · 7h🌑 Clear skies ahead? October's Dark Sky Window runs from October 4–12! With the Moon approaching its new phase on October 10, this is a great opportunity to observe faint celestial treasures like galaxies, nebulae, and star clusters without bright moonlight washing out the view. 🔭 1122
SETI Institute @setiinstitute.bsky.social · 13hA new lunar crater is revealing how impacts reshape the Moon far beyond the point of collision! 🌕 Join @allplanets.bsky.social and Dr. Tyler M. Powell on Oct. 8 at 2:30 pm PDT for #SETILive. 🔴 youtube.com/live/awZUHUa... 🧪 🔭 0201
SETI Institute @setiinstitute.bsky.social · 17hICYMI: How do you know if a star ate its planets? Lithium can be destroyed inside stars, while beryllium survives longer — leaving astronomers a chemical clue that rocky worlds may have been swallowed. Anne Rathsam explains. 🧪 🔭 Watch the full episode: youtube.com/live/cIy5-Bd... 1185
SETI Institute @setiinstitute.bsky.social · 21hDr. Mia Mace’s scientific research interests lie in numerical modeling of planetary ring systems, and her doctoral work focused on developing code to simulate and analyze the dynamics of charged dust grains in Saturn’s rings in response to questions about ring rain and spokes. 🧪 🔭 👩🔬 #NotJustAliens 2244
Reposted by SETI InstituteQuark @playquark.bsky.social · 02/10/2026Sci-Fi movies make scientists. Seth Shostak (@setiinstitute.bsky.social) explains. 0101
SETI Institute @setiinstitute.bsky.social · 03/10/2026🌎 We did it. Thanks to everyone who gave, shared, and cheered on Launch the Search. We surpassed our $50,000 public fundraising goal, and two supporters grew the match from $50,000 to $75,000 along the way—bringing the total to $123,913.24 for the SETI Institute and the MARBLE mission. 🧪 🔭 1445
SETI Institute @setiinstitute.bsky.social · 02/10/2026SETI Institute volcanologist Dr. Kayla Iacovino joined NewsNation to discuss the potential impact of a Yellowstone super-eruption—an event so large its effects could be comparable to a major asteroid impact. 🧪 👩🔬 🌋 Watch: www.newsnationnow.com/video/yellow...newsnationnow.comYellowstone super-eruption would be like asteroid impact: Scientist | Jesse Weber LiveWhat would happen if the largest volcanic system on the planet erupted today? That's the scenario explored in a recent article about the supervolcano beneath Yellowstone National Park. Dr. Kayla… 0183
SETI Institute @setiinstitute.bsky.social · 02/10/2026#PPOD: A large new scar has appeared on the Moon. McGetchin crater formed sometime between April 11 and May 22, 2024, when an asteroid or comet roughly the size of a multi-story building slammed into the lunar surface. 🧪 🔭 🌕️ 15315
SETI Institute @setiinstitute.bsky.social · 02/10/2026We know planets are common. But we still haven't found another planet quite like Earth. On Oct. 7, @aussiastronomer.bsky.social explores the past, present, and future of our hunt for Earth 2.0 at the next Silicon Valley Astronomy Lecture. 🧪 🔭 👩🔬 #bayarea www.seti.org/events/the-s...seti.orgThe Search for Earth 2.0: Why We Think It Exists, and How We’re Going to Find it 06614
SETI Institute @setiinstitute.bsky.social · 01/10/2026#PPOD: Dark dunes sweep across the floor of Schaeberle Crater in this HiRISE image from NASA’s Mars Reconnaissance Orbiter. Nearly 159 kilometers across, Schaeberle is a large impact crater in the southern hemisphere of Mars whose floor preserves evidence of very different periods... 🧪 🔭 2287
Reposted by SETI InstituteQuark @playquark.bsky.social · 01/10/2026We asked Dr. Seth Shostak @setiinstitute.bsky.social what if aliens came for our music. His answer made sense: if they can get here, maybe culture is the only thing we have that they don't. Join us on Discord to keep the conversation going: [discord.gg/PSe93xNyP] #Aliens #SETI #AlienLife 043
SETI Institute @setiinstitute.bsky.social · 01/10/2026⭐ TODAY: Did this star eat its planets? A new technique can uncover evidence of stars swallowing rocky worlds. Lead author Anne Rathsam joins @goastromo.bsky.social on SETI Live to explain the cosmic detective work. 🧪 🔭 👩🔬 🕚 11 am PDT 📺 Watch live: youtube.com/live/cIy5-Bd... 0121
SETI Institute @setiinstitute.bsky.social · 01/10/2026Could we grow our own food on the Moon or Mars? 🌱 Tomorrow, SETI Institute's Dr. Agata Zupanska joins ScienceKind to explore the challenges of farming beyond Earth—including radiation, reduced gravity, and lunar and Martian regolith. 🧪 🔭 👩🔬 📅 Oct. 1, 9:30 am PDT buff.ly/hUgfO0Bsciencekind.comhttps://www.sciencekind.com/t/sk-cutting-edge-farming-beyond-earth-the-real-challenges-of-growing-plants-on-the-moon-and-mars-by-agata-zupanska-october-1st-at-9-30-am-pacific-sign-up-here/2722/2 3204
Reposted by SETI InstituteQuark @playquark.bsky.social · 30/09/2026Wednesday we do interviews!! This time we talked with Dr. Seth Shostak @setiinstitute.bsky.social and he made a point I keep thinking about. If we ever hear from anyone out there, they're probably machine intelligence, not biological life. What do you all think? Comment down below. #SETI #Aliens 085
SETI Institute @setiinstitute.bsky.social · 30/09/2026How did we almost discover ET? 👽 Tomorrow at Astronomy on Tap SF, SETI Institute's Dr. Simon Steel presents “How We (Almost) Discovered ET,” alongside Stanford's John Franklin Crenshaw, who will discuss inflation and the multiverse. 🧪 🔭 📅 Sept. 30, 7–9 pm 🎟️ Free www.eventbrite.com/e/astronomy-...eventbrite.comAstronomy on Tap SF - September 2026Local astronomers talking about stars, planets, and the universe at your neighborhood bar. No PhD required. 181
SETI Institute @setiinstitute.bsky.social · 30/09/2026🌎 Today is the last day to launch the search. MARBLE is the SETI Institute's first space observatory. It will study Earth from lunar orbit and create the reference astronomers need to recognize a living planet around another star. 🧪 🔭 1223
SETI Institute @setiinstitute.bsky.social · 30/09/2026#PPOD: On September 30, 1880, American astronomer Henry Draper captured the first photograph of the Orion Nebula, marking an important milestone in the history of astrophotography. Using an 11-inch Alvan Clark refractor and the relatively new dry-plate photographic process... 🧪 🔭 1284
SETI Institute @setiinstitute.bsky.social · 30/09/2026What can whales and dolphins teach us about intelligence in the universe? Bill Diamond talks with 2026 Drake Award recipient Dr. Lori Marino about animal intelligence, brain evolution, and what other minds on Earth might teach us about intelligence elsewhere. 🧪 🔭 👩🔬 #podcast 🎧 buff.ly/4WnrTI6sites.libsyn.comSETI Live: The Sounds of Intelligence: A Conversation with 2026 Drake Award Recipient Lori MarinoWhat does intelligence sound like? For decades, scientists studying whales and dolphins have uncovered remarkable evidence of sophisticated communication, social complexity, self-awareness, and… 12412
SETI Institute @setiinstitute.bsky.social · 30/09/2026Would we recognize an extraterrestrial signal if we found one? Tomorrow, SETI Institute scientist Dr. Vishal Gajjar joins ScienceKind to explore the Great Radio Silence—and how AI could help expand the search for technosignatures. 🧪 🔭 📅 Sept. 30, 9:30 am PDT www.sciencekind.com/t/sk-cutting... 1151
SETI Institute @setiinstitute.bsky.social · 29/09/2026PRESS RELEASE From viruses and genomes to habitable environments and the birthplaces of planets, three new postdoctoral fellows have joined the SETI Institute. 🧪 🔭 Welcome L. Felipe Benites, Genesis Berlanga, and Dingshan Deng! Learn about their research: www.seti.org/news/three-n... 0211
SETI Institute @setiinstitute.bsky.social · 29/09/2026#PPOD: The Venetian Lagoon spreads across Italy’s Adriatic coast in this striking satellite view, with the historic city of Venice visible among the islands and waterways. Bright turquoise patterns reveal sediment suspended in the shallow water, tracing currents and tidal channels in the lagoon. 🧪 1225
SETI Institute @setiinstitute.bsky.social · 28/09/2026🌏️ Only 2 days left to help Launch the Search! MARBLE is the SETI Institute's own science payload — our instrument, our questions. It flies to lunar orbit and looks back at the whole disk of Earth, measuring our own living planet the way we'll one day measure another. 🧪 🔭 1287
SETI Institute @setiinstitute.bsky.social · 28/09/2026#PPOD: The night sky stretches above ESO’s Paranal Observatory in Chile’s Atacama Desert, one of the world’s premier locations for ground-based astronomy. This view was captured beside Paranal’s Visitor Center, beneath the exceptionally dark skies... 🧪 🔭 1356
SETI Institute @setiinstitute.bsky.social · 26/09/2026What will exoplanet science look like in 25 years? 🔭 Dr. Collin Cherubim thinks we'll have data from Earth-like planets that lets us seriously debate whether we're seeing signs of life. #ICYMI, watch this week’s SETI Live: [LINK] 🧪 #Exoplanets 🔭 2304
SETI Institute @setiinstitute.bsky.social · 26/09/2026Dr. Ben Tofflemire is a Pipeline Scientist for NASA’s Transiting Exoplanet Survey Satellite (TESS) mission at the SETI Institute. He helps manage and develop the Science Processing Operations Center (SPOC) pipeline at NASA Ames Research Center... 🧪 🔭 #NotJustAliens 2211
SETI Institute @setiinstitute.bsky.social · 26/09/2026⭐ Did this star eat its planets? Astronomers have found a new way to uncover evidence of stars swallowing rocky worlds. Lead author Anne Rathsam joins @goastromo.bsky.social on #SETILive to explain the cosmic detective work. 📅 Oct. 1 | 11 am PDT 🧪 🔭 0302
SETI Institute @setiinstitute.bsky.social · 25/09/2026📰 What made headlines for the SETI Institute in August? Catch up on the science, discoveries, and conversations featuring SETI Institute researchers in our monthly roundup. 🔗 www.seti.org/news/in-the-... 🧪 🔭 0165
SETI Institute @setiinstitute.bsky.social · 25/09/2026#PPOD: How small can something form like a star? JWST has found brown dwarfs in IC 348 with only about twice Jupiter’s mass—the least massive brown dwarfs known. Their existence challenges models of how stars and brown dwarfs form. 🧪 🔭 1509
SETI Institute @setiinstitute.bsky.social · 25/09/2026What happens if we actually find evidence that we’re not alone? 🔭 A new #podcast from Central Florida Public Media explores that question, starting with the history of SETI and featuring Bill Diamond, Nadia Drake, and archival reflections from Frank Drake. www.cfpublic.org/2026-09-23/s... 🧪 🔭 🎧️cfpublic.orgSearching for life in the universeThe work of radio astronomer Frank Drake kicked off the modern search for life in the universe. 3256
SETI Institute @setiinstitute.bsky.social · 24/09/2026🌎 A rocky world in another star’s habitable zone has an atmosphere — a first for astronomy. 🔴 TODAY at 2:30 pm PDT, @allplanets.bsky.social talks with lead author Dr. Collin Cherubim on SETI Live. Watch live + bring your questions! 🔗 youtube.com/live/ZnSd-ia... 🧪 #Exoplanets 🔭 #SETI 2248
SETI Institute @setiinstitute.bsky.social · 24/09/2026👽🐉 Field notes from the VLA have arrived — with some familiar traveling companions. SETI Institute scientist Dr. Chenoa Tremblay takes her alien and dragon along on her travels, documenting the places, people, and science she encounters along the way. Follow their latest adventures! 📡 0121
SETI Institute @setiinstitute.bsky.social · 24/09/2026#PPOD: Roman has opened its eyes! These fuzzy rings are the first photons of starlight captured by the Nancy Grace Roman Space Telescope’s 300-megapixel Wide Field Instrument. And yes, they’re supposed to look like that—for now. 🧪 🔭 35315
SETI Institute @setiinstitute.bsky.social · 24/09/2026🦠 Could microbes someday help us build habitats on Mars? Pioneer Labs engineered a bacterium designed to use Martian resources to produce bioplastics inside a protected bioreactor, but it can't sustain growth on the Martian surface. blog.pioneer-labs.org/p/announcing...blog.pioneer-labs.orgAnnouncing the First Microbe for MarsA useful, safe, first step toward terraforming 0112
SETI Institute @setiinstitute.bsky.social · 23/09/2026🌎 MARBLE will study Earth from lunar orbit as if it were an inhabited exoplanet, helping future searches for life. Gifts of $100+ put your name aboard the spacecraft, and all gifts are matched through Sept. 30. 🚀 🔗 www.seti.org/projects/mar... 🧪 🔭 190
SETI Institute @setiinstitute.bsky.social · 23/09/2026#PPOD: 180 years ago today, Johann Gottfried Galle used this telescope to discover Neptune — almost exactly where mathematics predicted it would be. Urbain Le Verrier calculated the location of an unseen planet from its gravitational effects on Uranus. On Sept. 23, 1846, Galle searched for it. 🧪 🔭 59427
SETI Institute @setiinstitute.bsky.social · 23/09/2026📡 Astronomers have detected radio signals coming directly from an exoplanet for the first time. No, it’s #notaliens. The signals from Beta Pictoris b appear to come from auroras generated by its magnetic field, offering a new way to study distant worlds. www.sciencealert.com/astronomers-... 🧪 🔭sciencealert.comAstronomers Detect Radio Signals Coming Directly From an Exoplanet For The First TimeThere's no proof of other life beyond Earth yet, but scientists are constantly looking out and listening for signs that we're not actually alone in the Universe. 29023
SETI Institute @setiinstitute.bsky.social · 22/09/2026This month, we turn our gaze outward to look back at Earth. SETI AIR Affiliate Artist Richelle Ellis and Lawrence Azerrad’s forthcoming book, "Inploration: Art Exploring Space to Understand Earth," brings together more than 50 voices across art, science, ecology, and space exploration... 🧪 🐡 👩🔬 1121
Reposted by SETI InstituteSkyMapper @skymapper.bsky.social · 22/09/2026SkyMapper CEO and @setiinstitute.bsky.social Director of Citizen Science @allplanets.bsky.social took the stage at Avalanche Summit NYC to talk about how SkyMapper is using Avalanche to build verifiable infrastructure for astronomical observations in the age of AI. www.youtube.com/watch?v=rwr0...youtube.comHow Do We Know What We See in the Sky Is Real? | SkyMapperYouTube video by SkyMapper Inc. 052
SETI Institute @setiinstitute.bsky.social · 22/09/2026#PPOD: Mars turns purple near its south pole! Morning light, airborne dust, surface frost, and dark volcanic material create the striking colors in this Mars Express view of Thyles Rupes. 🧪 🔭 13512
SETI Institute @setiinstitute.bsky.social · 22/09/2026What if we could search for alien life without knowing what alien life looks like? Research involving SETI Institute affiliate Stuart Bartlett explores whether the complexity of reflected light could help distinguish living worlds from lifeless ones. @sciworthy.bsky.social: buff.ly/nKxochP 🧪 🔭sciworthy.comFinding alien life with light signals – SciworthyScientists found that planets with life produce more complex, information-dense signals than nonliving worlds. 0316
SETI Institute @setiinstitute.bsky.social · 21/09/2026Can planets form around supermassive black holes? 🌌 New simulations suggest the dusty disks around actively feeding supermassive black holes could produce enormous planet-mass objects — and some might eventually become stars. Read more: www.seti.org/news/can-pla... 🧪 🔭seti.orgCan Planets Form Around Supermassive Black Holes? 04514
SETI Institute @setiinstitute.bsky.social · 21/09/2026#PPOD: Hurricane Melissa swirls south of Jamaica, as seen from the ISS. Sentinel-6 satellites measure the ocean from space, helping scientists track heat that can fuel hurricane intensification. Credit: NASA 🧪 🔭 Learn more: www.jpl.nasa.gov/news/how-2-u... 0182
SETI Institute @setiinstitute.bsky.social · 19/09/2026🐋👽 Would we recognize an alien signal if it didn't look like something humans would send? Humpback whale communication offers a fascinating way to examine the assumptions we bring to the search for intelligence beyond Earth. ICYMI on #SETILive: youtube.com/live/D9RQAgm... 🧪 👩🔬 3316
SETI Institute @setiinstitute.bsky.social · 19/09/2026Dr. Laura Venuti is an astronomer who studies how young stars form and evolve. She combines observations from ground- and space-based telescopes to investigate complex interactions among young stars, the gas and dust disks surrounding them, and their larger environments. 🧪 🔭 👩🔬 #NotJustAliens 1253
Reposted by SETI InstituteSan Jose Astronomical Association @sjastronomy.bsky.social · 18/09/2026🌙 Tomorrow is International Observe the Moon Night! On Sept. 19, join people around the world in celebrating our nearest celestial neighbor. No telescope required. Just step outside and look up! 🔭 🧪 24215
SETI Institute @setiinstitute.bsky.social · 19/09/2026The SETI Institute is proud to support the Space Robotics Workshop at IROS 2026 as a Platinum Sponsor. We are thrilled to help make this year’s workshop possible and support the community we’re building. More info: space-robots.org/events/iros2... #IROS2026 #SRWatIROS2026 0175
SETI Institute @setiinstitute.bsky.social · 18/09/2026#PPOD: Jupiter’s largest moon, Ganymede, prepares to disappear behind the giant planet in this crisp view captured by the Hubble Space Telescope. Larger than Mercury, Ganymede orbits Jupiter every seven days, regularly passing in front of and behind the planet as seen from Earth. 🧪 🔭 14911
SETI Institute @setiinstitute.bsky.social · 18/09/2026🌎 A rocky world in another star’s habitable zone has an atmosphere — a first for astronomy. 🔴 Join @allplanets.bsky.social and lead author Dr. Collin Cherubim for SETI Live on Sept. 24 at 2:30 pm PDT. 🔗 youtube.com/live/ZnSd-ia... 🧪🔭 1216
SETI Institute @setiinstitute.bsky.social · 17/09/2026#PPOD: NASA’s Chandra X-ray Observatory has captured the first image of an astrosphere—the bubble created by a star’s wind—around a star similar to our Sun. HD 61005, nicknamed the “Moth,” lies about 120 light-years away and is roughly the same mass and temperature as the Sun... 🧪 🔭 14011
SETI Institute @setiinstitute.bsky.social · 17/09/2026👽 Could traces of alien technology be hiding in Moon dust? SETI Institute Affiliate Scientist Lewis Pinault and colleagues propose searching lunar regolith for microscopic technosignatures — engineered material that may have traveled through interstellar space. 🔗 www.space.com/space-explor... 🧪 🔭 3245